Skeptical at First, But It Works
Crows used to come to my balcony every morning, but they stopped after about 3 days of using this app. The volume control is also easy to use.

2.2
October 26, 2026
Restored the high-frequency tone. Kept the free-play counter and ad recovery control in the same place, refined the Pro layout, and updated text across 12 languages.
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Continuous, 10 layered sounds, Random